The Gemeinde Forstern adopted arms on 18th May 1953, blazon: Or, on a pale Vert, between two fir trees eradicated Vert, a crozier issuant Or charged with in base a cog-wheel Argent. Forstern has no officially adopted flag, but since about 1983 a flag of green-yellow with the arms has been used unofficially.
M. Schmöger, 12 Apr 2001